Researchers found that while humans can’t consciously hear infrasound (below 20 Hz), brief exposure increased irritability and salivary…

Закрепи.sender (@heartysender), May 12, 2026, 16:24 UTC

Researchers found that while humans can’t consciously hear infrasound (below 20 Hz), brief exposure increased irritability and salivary cortisol levels in participants. The findings suggest the body responds to low-frequency sound without awareness, raising questions about potential health effects from prolonged real-world exposure. https://www.frontiersin.org/journals/behavioral-neuroscience/articles/10.3389/fnbeh.2026.1729876/full

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